DeShaun Dupree Holton (October 2, 1973 – April 11, 2006), better known by his name Big Proof, or simply Proof, was an American rapper from Detroit, Michigan. During his career, he was a member of the groups Goon Squad, 5 Elementz, Promatic, and most notably D12. He was a close childhood friend of rap superstar Eminem. In 2006, Proof was shot and killed during an altercation at a nightclub....